22/Jan/2021 | 10 minutes to read
Here is a List of essential HBase Interview Questions and Answers for Freshers and mid level of Experienced Professionals. All answers for these HBase questions are explained in a simple and easiest way. These questions will help you to clear your next Job interview.
These interview questions are targeted for HBase database. You must know the answers of these frequently asked HBase questions to clear your next Job interview.
1. What is HBase? Why to use it?
HBase is an open-source, column oriented, non-relational, distributed database management system. It runs on the top of
HDFS (Hadoop Distributed File System).
HBase supports fault-tolerant way of storing the sparse data sets (A data in which high percentage of variable's cells does not have actual data means they are empty or unimportant information), which helps in Big data queries. For example finding largest 50 records from a group of 2 billion records.
2. What is the difference between HBase and Hadoop/HDFS?
3. When to use Hadoop, HBase, Hive and Pig? Explain it?
4. What is the difference between HBase and Hadoop/HDFS?
5. How will you clear a table in HBase?
6. What is the equivalent of SQL LIMIT in HBase?
7. Which features of CAP theorem, HBase follows?
8. What are the different types of filters in HBase?
9. Why HBase is a better choice than Cassandra with Hadoop?
10. What is the
scan command in HBase?
11. Give CRUD operations example using HBase Shell.
12. How to enable and disable a table using HBase Shell?
13. How to list all tables in HBase?
14. What is the difference between
15. How to verify a table is disabled or enabled in HBase?
16. Explain some DML commands in HBase.
17. How to get information about the user?
18. Explain HBase Architecture.
1. How much will you rate your self in HBase?
When you attend an interview, Interviewer may ask you to rate your self in specific Technology like HBase, So It's depend on your knowledge and work experience in HBase.
2. What challenges did you face while working on HBase?
This question may be specific to your technology and completely depends on your past work experience. So you need to just explain the challenges you faced related to HBase in your Project.
3. What was your role in last Project related to HBase?
It's based on your role and responsibilities assigned to you and what functionality you implemented using HBase in your project. This question is generally asked in every interview.
4. How much experience do you have in HBase?
Here you can tell about your overall work experience on HBase.
5. Have you done any HBase Certification or Training?
It's depend on candidate like you have done any HBase training or certification. Certifications or trainings are not essential but good to have.
We have covered some frequently asked HBase Interview Questions and Answers to help you for your Interview. All these Essential HBase Interview Questions are targeted for mid level of experienced Professionals and freshers.
While attending any HBase Interview if you face any difficulty to answer any question please write to us at firstname.lastname@example.org. Our IT Expert team will find the best answer and will update on portal. In case if we find any new HBase questions, we will update the same here.